# What happened if you put the Elodea leaf cells in a solution of 0.5% NaCl,1.8% NaCl and 0.9%NaCl?

36,754 questions, page 163-
## ,math

what is the solution to -5(y+3)

*asked by kattie on January 4, 2011* -
## Algebra 1

What is the solution? use elimination . 4x-y=23 7x-y=21 a.(11,0) b.(4,-7) c.(11,44) d.(4,7)

*asked by Sierra Elizabeth on January 5, 2016* -
## Calculus

Which of the following is not a solution to the following equation? x^3-5x^2+4 = 0 x = 0 x = 4.83 x = -0.83 x = 1

*asked by Alisha on September 24, 2015* -
## Algebra

log(4)(3x + 4)^5 = 15 x = 20? And is this the only solution?

*asked by Anonymous on December 16, 2014* -
## math

what is the solution to 40 + (-11)? a. -51 b. -29 c. 29 d. 51 what is the value of -31 + 30? a. -61 b. -1 c. 1 d. 61 plz help!

*asked by Anonymous on August 10, 2012* -
## Inequality

What is the solution to the inequality -3x-42>3?

*asked by Anonymous on May 12, 2016* -
## chem

What is the pH of a 0.22 M solution of HClO4?

*asked by val on December 6, 2012* -
## Chem

6.6×10−3 M Ba(OH)2 and 1.00×10−2 M BaCl2 what is [OH-] of solution?

*asked by Lilly on June 21, 2011* -
## Math

What is the solution set of 4^(x^(2)-4x)=2^(-6)

*asked by Leslie on February 4, 2012* -
## Algebra I

4 - t = 3(t - 1) - 5 a. 3 b. 6 c. no solution d. identity A? 8x - 2(x + 1)= 2(3x - 1) a. 0 b. 2 c. no solution d. identity D? 3(c - 2)= 2(c - 6) a. 2 b. -6 c. no solution d. identity B? 0.5(m + 4) = 3(m - 1) a. -2 b. 2 c. no solution d. identity B?

*asked by Anonymous on September 27, 2013* -
## algebra2

What are the solution intervals for |2x – 1| + 6 > 9?

*asked by Rayniya on November 21, 2010* -
## algebra

is there a solution to this promblem? 9x+3y=-60 -9+y=76 help please??

*asked by help on January 17, 2010* -
## math-please check

is the solution to 2x^2-4x+5... 1(+/-)((sqrt6)/2)i ??

*asked by hannah on August 22, 2010* -
## Calculus

show that y= x + e^x is a solution of dy/dx = y - x +1

*asked by German on November 18, 2010* -
## algebra

4 - 2y > 7 - 2y Can this be solved? I believe there is no solution

*asked by Brandy on January 11, 2011* -
## Algebra

For which equation is the solution 6? A. X + 6 =10 B. 4x =24 C. X - 6 =12 D. X/4 = 24

*asked by Bianca milani on April 10, 2019* -
## math

What is the solution of the equation 4t=64?

*asked by Anonymous on September 18, 2014* -
## algebra

solve y - 3 > - 13 the solution is {x|x > ?} A: {x|x > -10}

*asked by Carmen on October 4, 2008* -
## pre algebra

find the solution y = 2x - 1 and y = x +3

*asked by steve on May 5, 2014* -
## algebra

what is the solution of comparison of 2(x-y)=14 and x+2y=-2

*asked by JJ-master on June 29, 2011* -
## algebra

is there a solution to this problem.. x+3y=5(1) x+4-3x(2)

*asked by at on January 24, 2010* -
## algebra

Is (0,3) a solution of9x+8y=6

*asked by carol on June 16, 2010* -
## algebra 1

what is the smallest solution to 4(x -1) > 16

*asked by jazz on November 6, 2010* -
## Algebra2

Which expression gives the solution -5+2x^2=-6x?

*asked by Steve on January 5, 2017* -
## algebra

I do not think that this has a solution, is that correct? (y-3)/(y-6)=3/(y-6)

*asked by C on July 1, 2008* -
## math

what is the solution set of [x-2]

*asked by Anonymous on December 30, 2012* -
## Math

How do i do a solution for the problem.

*asked by Becky on March 23, 2016* -
## algebra

what is the solution of the system 9x+8y=21 x=13-6y

*asked by Robert on January 23, 2010* -
## algebra ll

Solve for f. (f - 12)2 = 25 A. f = 5 or f = −5 B. f = 12 or f = −12 C. f = 17 or f = 7 D. no solution

*asked by leo on June 25, 2012* -
## algebra

what is the solution of this problem 0.6x+8

*asked by peaches on October 21, 2010* -
## math

Which of the following inequalities has x > 4 as a solution? A: 6x < -24 B: x + 4 > 0 C:-5x + 2 < -18 D: 4x + 2 > 14

*asked by Katherine on April 26, 2011* -
## Math

solution to the equation x2 – 9x – 22 = 0?

*asked by Deana on February 26, 2012* -
## algebra 1 help

1)|J|/5+1=-4 a. no solution b. j=15 or -15 c. j=-25 d.j= -15 my answer is A 2) 1/6|4x-8|=6x a. x=-7, x=11 b. x=8/3, x=8/5 c. no solution d. x=-1/4, x=1/5 my answer is J

*asked by hips on April 25, 2013* -
## algebra

what is the solution 1/2x^2-x+5=0 could someone please explain

*asked by Lee on November 3, 2012* -
## Math

Simplfy the following (x^2-9x+9)-(-2x+4)+(6x^2-7x-5) solution: x^2-0 -x+2+ thats as far as I got

*asked by nadine on October 7, 2008* -
## algebra

is -4 a solution of the inequality? x≥ 4

*asked by Carly on February 24, 2011* -
## algebra 2 quadratic inequalities

how would I find the solution to x/x+2 + 1/x-1 < 3/2

*asked by raven on December 6, 2010* -
## pre algebra

find the solution y = 4x and y + x = 5

*asked by steve on May 5, 2014* -
## math

-0.4x40} is this correct?

*asked by jason on June 29, 2009* -
## math

8x-(2x+5)=19 The solution is x=4 is this correct?

*asked by jason on June 29, 2009* -
## 7th grade science

what is an example of a solid solution>?????

*asked by marcus on August 20, 2008* -
## Chemistry

What is the pH of a solution in which [H30+] = 1.2 x 10^-3 M? A)1.20 B)2.92 C)11.08 D)12.80 E)8.33 x 10-12

*asked by jim on April 28, 2010* -
## ALGEBRA PLS

is (0, 3) a solution to the equation y = x + 3? -Yes -No I think Yes.

*asked by anonydingdong on September 15, 2015* -
## algebra

What is the solution to the equation 1/x - 6/x^2 = -12 a. x= 3/4 or x= -2/3 b. x= 3/4 or x= 2/3 c. x= -3/4 or x= 2/3** d x= -3/4 or x= -2/3

*asked by h on May 14, 2018* -
## science

how can a solution be separated?

*asked by bailey on October 5, 2008* -
## Algebra

Do the equations x = 4y + 1 and x = 4y – 1 have the same solution?

*asked by Cesar on July 5, 2012* -
## Math

Which equation has no solution? a. 7v+2=8v-3 b. 3x-5=3x+8-x c. 4y+5=4y-6 d. 7z+6=-7z-5

*asked by Kaai97 on October 13, 2015* -
## math

desricbe the solution of x+1>x

*asked by kattie on January 4, 2011* -
## Math

Which equation has no solution? a. 3x-5=3x+8-x b. 4y+5=4y-6 c. 7z+6=-7z-5

*asked by Kaai97 on October 12, 2015* -
## Math

Find the solution. y = 4x & y + x = 5

*asked by steve on May 5, 2014* -
## Trigonometry

Solution for sin6xcos4x dx?

*asked by Nikita on April 19, 2019* -
## math

Is –4 a solution to the equation 8x – 6 + 3x = 5 + 2x – 10

*asked by gavin on January 29, 2008* -
## science

how does a solution form?

*asked by dawn on February 18, 2010* -
## algebra2

What is the solution set for |–2x + 16| – 9 = –3

*asked by Rayniya on November 21, 2010* -
## Math

Which of the following is a solution of the equation 5x + 4 = 14? A. 2 B. -2 C.3 D.1

*asked by AbbyLovesMath on January 9, 2011* -
## math

Please help me to answer.this with solution i need your help please! Thanks! 1) 5/18+2/9= 2) 3 (12/17)= 3) (2/7)÷(5/8)= 4) 3/7-5/9= 5) 12÷2/3= 6) 7/15÷2/3= 7) 3/5-10= 8) 4/15+7/9= 9) 12/21(-3)= 10) (2/5)(5/18)=

*asked by mae on June 14, 2016* -
## math

determine whether (-5,3) is a solution of 8x+3y=-1

*asked by Katelynn Renee on February 17, 2010* -
## algebra 116

the solution set for 9-24-64

*asked by kisha on March 20, 2011* -
## Math

What is the solution of this system? x+y+z=2 2x-y-z=7 3x+2y+z=6

*asked by Alex on July 25, 2009* -
## math

I need help please! What is the solution set? −2.8x+5.6

*asked by faith on January 24, 2017* -
## algebra

Solve. 8/w = 9/w - 1/2 The solution is:

*asked by becky on February 12, 2008* -
## Math

what is the solution set of : x^2 + 9 = 0

*asked by Amy on October 8, 2007* -
## Math

How to find the solution to (y-1)^2 = 9?

*asked by Anonymous on February 7, 2014* -
## algebra,math

which of the following is a solution for the ststem y = 3x + 5 and y = 2x + 5 a. (1, 7) b. (5, 0) c. (2, -1) d. ( 0, 5)

*asked by tracy on October 25, 2011* -
## Algebra 1

What is the solution? use elimination . 4x-y=23 7x-y=21

*asked by Sierra Elizabeth on January 4, 2016* -
## geometry

the solution set of x+1=x is

*asked by LISA on September 22, 2011* -
## math

Solve -0.6x < -24 x=-40 the solution is {x|

*asked by DD on July 21, 2009* -
## CHEMISTRY

what would be the overall charge in any IV solution? why

*asked by KATHY on April 7, 2019* -
## math

How do I solve x^2+2x+4>0 and what does the solution tell you?

*asked by Anonymous on November 16, 2014* -
## Algebra

What is the solution set for 0.5x+7 less than 1.3x-8

*asked by Gary on January 2, 2011* -
## math

Determine whether (-2,-1) is solution of 7x+6y=-3

*asked by DD on July 20, 2009* -
## algebra

a=3b for b The solution for a = b=3a did I do this backwards?

*asked by algebra on September 11, 2009* -
## Algebra

What is the value of x in the solution of this system? -3x-y+2z = 7 2y+z= -5 3x+6y= -21 4 2 1 3

*asked by Mary on October 4, 2013* -
## Math

For which system is (-2,-3) a solution? a) 4x+2y=7, x-y=-5 b) 3x=2y, x+y=5 c) x-y=1, 3x-2y=0 d) x-1=2y, 2x-y=-7

*asked by Linda on July 25, 2009* -
## math

How do you know if a value is a solution for an inequality?

*asked by scooby9132002 on May 21, 2009* -
## Algebra

is r=4 a solution of the equation 8+r^2=16

*asked by Dee-Dee on September 18, 2007* -
## Algebra

What is the solution to the proportion? 4/12=10/x x = 3 x = 3.3 x = 4.8 x = 30

*asked by Sara on September 15, 2014* -
## maths2

|10x - 1| = x - 10 A. -1, 1 B. 1 C. -1 D. No solution

*asked by mdan on October 6, 2013* -
## chemistry

WHAT PROPERTY OF SOLUTION IS DESCRIBED BY ITS pH?

*asked by denis on November 8, 2011* -
## Algebra 1

What is the solution of the system ?? 4x+3y= 12 7x+5y=26 a.(18,20) b.(18,-20) c.(-20,18) d.(20,18) is it c?

*asked by Sierra Elizabeth on January 5, 2016* -
## college algeb

1.) 3(t+1)>2t 2.) 2p+1/5 > -3 3.) x^2-3x-10 >= 10 please help and show solution

*asked by Denzel on October 14, 2015* -
## Math

Please help! What is the solution of 5 - 2x is greater than -3 OR -3x + 9 is less than -6 Thank you

*asked by Melinda on September 7, 2010* -
## Mat 117

(x+5)(x-2)(x+1)>0 What is the solution set? Why am I not getting this at all?

*asked by G on July 7, 2011* -
## Math

please help!! which number is the solution of x/4=-5? a. 20 b. 1.25 c. -1.25 d. -20

*asked by hannah on January 5, 2016* -
## math

Which of the following inequalities has x>4 as a solution A: 6x < -24 B: x+4>0 C: -5x+2 14

*asked by iliana on March 15, 2011* -
## math

What is the solution to the following equation? 3x(x-4)+5=12

*asked by charlie on May 31, 2015* -
## Algebra

which of the following is a solution to the equation y = 3x - 1 4,1 2,5 4,3 0,-3

*asked by Asking for a little help here... on September 8, 2017* -
## Mat 116

What is the solution of the system 7r - 5s = 36 and 5r + 7s = 68

*asked by Jennifer on May 30, 2012* -
## algebra

please help me: consider f(x) = -6x-1 and g(x) = 4x^2 figure the solution for (fg)(x)

*asked by Alaska Diamond on September 6, 2013* -
## algebra

Please help me figure this out: consider f(x) = -6x -1 and g (x) = 4x^2 solution for (f+g)(x)

*asked by Alaska Diamond on September 6, 2013* -
## Chemistry

How would you prepare 2.5 L of a 0.05 M solution of iron (III) chloride using iron (III) chloride hexahydrate Since 1 mol iron(III)chloride hexahydrate contains 1 mol iron(III) chloride, use the molar mass of the hexahydrate. M x L = grams/molar mass Solve

*asked by MEl on May 2, 2007* -
## college algebra--please help

solve the following inequality 70x-51

*asked by Heather on November 20, 2012* -
## math

In order for you to put down new sod in the front yard you will need 5400 pieces of sod. Each sod piece is cut into one foot squares. If your yard is 60ft wide , how long is the yard.?

*asked by kelly on February 25, 2013* -
## Algebra Word problem

I don't know how to put in a square root symbol here so know that it is over h. The equation D=1.2 square root h gives the distance D in miles that a person can see to the horizon from a height h in feet. Solve for h. Do I find the square root of 1.2?

*asked by Marysvoice on January 29, 2008* -
## Anonymous

Give the exact intersection point for the equations f(x)=4sin^2x+7sinx+6 and g(x)=2cos^2x-4sinx+11 Ok, my result is that there is no intersection point because if you put f(x)=g(x) and try to solve for x or the intersection point, the LS f(x) is not

*asked by trig on May 8, 2009* -
## Chem

The sodium sulfite-acid solution should be disposed of by ____________________. Question 5 options: 1) placing it in a designated waste container inside the fume hood. 2) reacting it with potassium permanganate before placing in a designated container

*asked by Haley on February 8, 2017* -
## Chemistry

The sodium sulfite-acid solution should be disposed of by ____________________. Answers Options: 1) washing down the drain with large amounts of water. 2) washing out with diluted sodium bicarbonate for sink disposal. 3) neutralizing the solution with

*asked by Carley B. on February 8, 2017* -
## chemistry

A domestic cleanser contains concentrated HCl as the active ingredient. A titration experiment was carried out to determine the concentration of HCl in the domestic cleanser. 20.0 ml of the cleanser were diluted to 250.0 ml with distilled water. 25.0 ml of

*asked by henry39 on December 24, 2016* -
## Science

1.)Check My Answers, please? Which of the following planets is considered a rocky, or terrestrial, planet? A.)Venus **** B.)Neptune C.)Saturn D.)Uranus 2.)Which of the following statements about the beginning of the solar system is true? A.)The planets

*asked by YRN DJ on January 20, 2016* -
## physics

Speakers A and B are vibrating in phase. They are directly facing each other, are 7.4 m apart, and are each playing a 72.0 Hz tone. The speed of sound is 343 m/s. On the line between the speakers there are three points where constructive interference

*asked by Coreen on April 29, 2007*

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